Table 1.
Baseline clinicopathologic variables of African American and Caucasian American patients and tumors utilized for BAC-based DNA copy number analysis and gene expression profiling
| African American(n = 20) | Caucasian American(n = 21)* | |
|---|---|---|
| Age (years) | ||
| 50-54 | 7 (35%) | 5 (24%) |
| 55-59 | 6 (30%) | 10 (48%) |
| 60-64 | 2 (10%) | 3 (14%) |
| ≥65 | 5 (25%) | 3 (14%) |
| PSA | ||
| Mean, SD | 8.5, 3.5 | 8.3, 4.0 |
| Range | 4-17 | 3-17 |
| Stage | ||
| II | 12 (60%) | 16 (76%) |
| ≥III | 8 (40%) | 5 (24%) |
| Gleason score | ||
| <7 | 3 (15%) | 6 (29%) |
| =7 | 16 (80%) | 11 (52%) |
| >7 | 1 (5%) | 4 (19%) |
*41 tumors were utilized for BAC array (AA = 20, CA = 21); 33 of the 41 (AA = 19, CA = 14) were also utilized for gene expression.